2607 search results - page 25 / 522 » An Ontology-Based Information Retrieval Model |
SIGIR
1999
ACM
14 years 1 months ago
1999
ACM
We present a new method for information retrievalusing hidden Markov models (HMMs). We develop a general framework for incorporating multiple word generation mechanisms within the...
NLPRS
2001
Springer
14 years 1 months ago
2001
Springer
This paper presents a Japanese information retrieval method using the dependency relationship between words and semantic and statistical information about them. Our method gives a...
ICML
2006
IEEE
14 years 9 months ago
2006
IEEE
Probabilistic modelling of text data in the bagof-words representation has been dominated by directed graphical models such as pLSI, LDA, NMF, and discrete PCA. Recently, state of...
SIGIR
2009
ACM
14 years 3 months ago
2009
ACM
Although many variants of language models have been proposed for information retrieval, there are two related retrieval heuristics remaining “external” to the language modelin...
SIGIR
1998
ACM
14 years 1 months ago
1998
ACM
Abstract Models of document indexing and document retrieval have been extensively studied. The integration of these two classes of models has been the goal of several researchers b...